Semi-automatic twistlock device for clamping a container to a loading platform



FIG. 1 is a top view shown in a locked position;

FIG. 2 is a bottom view shown in a locked position;

FIG. 3 is a front view shown in a locked position;

FIG. 4 is a side view shown in a locked position with the opposite side being a mirror image;

FIG. 5 is a top view shown in an unlocked position;

FIG. 6 is a bottom view shown in an unlocked position;

FIG. 7 is a front view shown in an unlocked position; and,

FIG. 8 is a side view in an unlocked position with the opposite side being a mirror image. 

Ornamental design for the semi-automatic twistlock device for clamping a container to a loading platform, as shown. 